7
Avoir lair is used to describe how people and thing appear. The adjective can agree either with the subject or with lair (masculine). Avoir lair + de may also be used with and infinitive. Elle a lair heureuse Il a lair de pleurer

8
Saying when and how long Lemploi de depuis Use Depuis to talk about things that began in the past but continue in the present. Paul est au lit depuis deux jours ---------- Paul has been in bed for two days. Jean est au travail depuis ce matin -------- Jean has been at work since this morning. Depuis quand (Since when) – is used to find out when a condition or activity began. Depuis quand est-il malade? ----------Since when has he been sick? Il est malade depuis hier. ------------- Hes been sick since yesterday. Depuis combien de temps (for how long) – is used to inquire about length of its duration. Depuis combien de temps sont-ils ensemble? ----how long have they been together? Ils sont ensemble depuis deux mois. -------They have been together for two months. Use Depuis to talk about things that began in the past but continue in the present. Paul est au lit depuis deux jours ---------- Paul has been in bed for two days. Jean est au travail depuis ce matin -------- Jean has been at work since this morning. Depuis quand (Since when) – is used to find out when a condition or activity began. Depuis quand est-il malade? ----------Since when has he been sick? Il est malade depuis hier. ------------- Hes been sick since yesterday. Depuis combien de temps (for how long) – is used to inquire about length of its duration. Depuis combien de temps sont-ils ensemble? ----how long have they been together? Ils sont ensemble depuis deux mois. -------They have been together for two months.